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Re: Kakapo feather symmetry
Livezey, 1992. writes
"The lack of significant distal emargination of the vexillae internae
results in a feather with a virutally symmetrical, subovate outline".
P. 113. Livezey, B.C. Morphological corrollaries and ecological
implications of flightlessness in the Kakapo (Psittaciformes: Strigops
habroptilus). J. Morph. 213, 105-147.
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Gareth J. Dyke,
Dept of Earth Sciences, University of Bristol,
Queens' Road, Bristol BS8 1RJ UK
0117 954 5443
http://palaeo.gly.bris.ac.uk/personnel/Dyke/Dyke.html
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